GB2492333B - Video encoding and decoding using transforms - Google Patents

Video encoding and decoding using transforms

Info

Publication number
GB2492333B
GB2492333B GB1110873.5A GB201110873A GB2492333B GB 2492333 B GB2492333 B GB 2492333B GB 201110873 A GB201110873 A GB 201110873A GB 2492333 B GB2492333 B GB 2492333B
Authority
GB
United Kingdom
Prior art keywords
transforms
decoding
video encoding
encoding
video
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1110873.5A
Other languages
English (en)
Other versions
GB2492333A (en
GB201110873D0 (en
Inventor
Mrak Marta
Gabriellini Andrea
Sprljan Nikola
John Flynn David
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British Broadcasting Corp
Original Assignee
British Broadcasting Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Priority to GB1806966.6A priority Critical patent/GB2559912A/en
Priority to GB1110873.5A priority patent/GB2492333B/en
Publication of GB201110873D0 publication Critical patent/GB201110873D0/en
Priority to PCT/GB2012/051413 priority patent/WO2013001279A2/en
Priority to PT127296986T priority patent/PT2652954E/pt
Priority to EP12729698.6A priority patent/EP2652954B1/en
Priority to ES12729698.6T priority patent/ES2574278T3/es
Priority to CN201610353915.XA priority patent/CN105847815B/zh
Priority to JP2014517917A priority patent/JP6063935B2/ja
Priority to CN201280009609.4A priority patent/CN103404141B/zh
Priority to PL12729698.6T priority patent/PL2652954T3/pl
Priority to EP16151335.3A priority patent/EP3026911A1/en
Priority to KR1020137021515A priority patent/KR101622450B1/ko
Priority to PCT/GB2012/051412 priority patent/WO2013001278A1/en
Priority to TW101122347A priority patent/TWI516095B/zh
Publication of GB2492333A publication Critical patent/GB2492333A/en
Priority to US14/070,804 priority patent/US8923406B2/en
Priority to JP2016245854A priority patent/JP6328220B2/ja
Application granted granted Critical
Publication of GB2492333B publication Critical patent/GB2492333B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
GB1110873.5A 2011-06-27 2011-06-27 Video encoding and decoding using transforms Active GB2492333B (en)

Priority Applications (16)

Application Number Priority Date Filing Date Title
GB1806966.6A GB2559912A (en) 2011-06-27 2011-06-27 Video encoding and decoding using transforms
GB1110873.5A GB2492333B (en) 2011-06-27 2011-06-27 Video encoding and decoding using transforms
CN201280009609.4A CN103404141B (zh) 2011-06-27 2012-06-19 使用变换的视频编码和解码
KR1020137021515A KR101622450B1 (ko) 2011-06-27 2012-06-19 변환을 이용하는 비디오 인코딩 및 디코딩
EP12729698.6A EP2652954B1 (en) 2011-06-27 2012-06-19 Video encoding and decoding using transforms
ES12729698.6T ES2574278T3 (es) 2011-06-27 2012-06-19 Codificación y decodificación de video usando transformadas
CN201610353915.XA CN105847815B (zh) 2011-06-27 2012-06-19 使用变换的视频编码和解码
JP2014517917A JP6063935B2 (ja) 2011-06-27 2012-06-19 変換を用いたビデオの符号化および復号
PCT/GB2012/051413 WO2013001279A2 (en) 2011-06-27 2012-06-19 Video encoding and decoding using transforms
PL12729698.6T PL2652954T3 (pl) 2011-06-27 2012-06-19 Kodowanie i dekodowanie wideo przy użyciu transformat
EP16151335.3A EP3026911A1 (en) 2011-06-27 2012-06-19 Video encoding and decoding using transforms
PT127296986T PT2652954E (pt) 2011-06-27 2012-06-19 Codificação e descodificação de vídeo utilizando transformadas
PCT/GB2012/051412 WO2013001278A1 (en) 2011-06-27 2012-06-19 Video encoding and decoding using transforms
TW101122347A TWI516095B (zh) 2011-06-27 2012-06-22 利用轉換操作之影音編碼及解碼方法
US14/070,804 US8923406B2 (en) 2011-06-27 2013-11-04 Video encoding and decoding using transforms
JP2016245854A JP6328220B2 (ja) 2011-06-27 2016-12-19 変換を用いたビデオの符号化および復号

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1110873.5A GB2492333B (en) 2011-06-27 2011-06-27 Video encoding and decoding using transforms

Publications (3)

Publication Number Publication Date
GB201110873D0 GB201110873D0 (en) 2011-08-10
GB2492333A GB2492333A (en) 2013-01-02
GB2492333B true GB2492333B (en) 2018-12-12

Family

ID=44485219

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1110873.5A Active GB2492333B (en) 2011-06-27 2011-06-27 Video encoding and decoding using transforms

Country Status (11)

Country Link
US (1) US8923406B2 (enExample)
EP (2) EP3026911A1 (enExample)
JP (2) JP6063935B2 (enExample)
KR (1) KR101622450B1 (enExample)
CN (2) CN105847815B (enExample)
ES (1) ES2574278T3 (enExample)
GB (1) GB2492333B (enExample)
PL (1) PL2652954T3 (enExample)
PT (1) PT2652954E (enExample)
TW (1) TWI516095B (enExample)
WO (2) WO2013001279A2 (enExample)

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